Home / 2,799.72-4,199.22-950.76

Finding the Fourth Proportional to 2,799.72, 4,199.22 and 950.76

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Solution

The fourth proportional to 2,799.72, 4,199.22 and 950.76 is: 1,426.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799.72 : 4,199.22 = 950.76 : x
  2. Step 2: Convert to fraction form
    2,799.72/4,199.22 = 950.76/x
  3. Step 3: Cross multiply
    2,799.72x = 4,199.22 × 950.76
  4. Step 4: Simplify right side
    2,799.72x = 3,992,450.41
  5. Step 5: Solve for x
    x = 3,992,450.41/2,799.72
  6. Step 6: Final answer
    x = 1,426.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.